// pongsixtyfour studios

one idea, shipped clean.

a one-person studio building the figured series — tightly-made number puzzles for iPhone and Android.

see the appssupport
A partially solved Crossums grid — rows and columns with target sums, two already satisfiedA partially solved Crossums grid — rows and columns with target sums, two already satisfiedcrossums · puzzle 002

// the figured series

02 apps
A band of a Crossums grid mid-solve — filled cells and target sumsA band of a Crossums grid mid-solve — filled cells and target sumsapp 01

crossums

coming soon

fill every cell so the rows and columns add up. 200 hand-verified puzzles across 5 chapters — volume 1 of 3.

iphone · androiddetails →
A Sequences puzzle mid-solve — a number sequence with the next value blankA Sequences puzzle mid-solve — a number sequence with the next value blankapp 02

sequences

coming soon

spot the pattern, guess the next number. volume 1 of 3: 200 hand-verified puzzles, 5 chapters.

iphone · androiddetails →
// the studio

small, precise apps. nothing you didn't ask for.

pongsixtyfour is a one-person studio — i design, build, and hand-play every figured puzzle before it ships. if you love an app, you can expand it with new puzzle volumes. that's the whole business model.

platformApp Store · Google Play
team01 human
figured seriesno ads · no tracking
apps02 in development